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Anatomy Flashcards

(70 cards)

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1
Q

The only muscle attaching to ischial spine is ?

A

Superior gamellus!

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2
Q

From where does the dorsal interossei arise from?

A

The sides of metacarpals

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3
Q

Where are limb muscles derived from?

A

Myoblasts surrounding new forming bone

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4
Q

Superior acioappendicular skeleton formed by?

A

Pectoral girdle and bones of upper limb

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5
Q

How many regions of the UL?

A

16

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6
Q

Pectoral girdle formed by the sternum ??

A

It’s by the manibrum of sternum!

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7
Q

Which part of the clavicle is the weakest?

A

Medial 2/3 lateral 1/3

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8
Q

What strengthens the sternoclavicular joint?

A

Anterior/posterior sternoclavicular ligament

And interclavicilar ligament

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9
Q

Joint capsule of acromioclavicular joint is strengthened by?

A

Fibers from trapezius and acromioclavicular ligaments

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10
Q

Capsule of glenohumral joint attached?

A

Medically to glenoid cavity

Laterally to surgical neck

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11
Q

Why inferior surface is weak?

A

capsule no coverage by rotator cuff muscles

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12
Q

Where does the deep lymphatic vessels drain into?

A

Apical lymph node where cephalic vein also drains

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13
Q

Fracture of supra condylar ridge could affect ?

A

Median nerve

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14
Q

Function of biceps short head?

A

Resist dislocation

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15
Q

How does the biceps flex

A

It supines and when it’s supine it flexes!

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16
Q

Brachialis attachment

A

Ulnar tuberosity? Because of coronoid process!

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17
Q

Origin of long head of triceps?

A

Infraglenoid tubercule

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18
Q

Triceps attachment?

A

Olecranon

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19
Q

Actions of anconeus?

A

Abduct ulna during pronation
Stabilizes elbow joint
Assist triceps in extension

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20
Q

Brachial rami formed by?

A

Anterior rami of C5- T1

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21
Q

Major function of anterior compartment?

A

Flex the thigh extend the knee

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22
Q

What forms the floor of femoral triangle?

A

Illiopsoas

Pectinues

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23
Q

What forms the lateral border of femoral triangle?

A

Sartorius

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24
Q

Origin of Sartorius and insertion?

A

Asis to the medial surface of tibia

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25
Actions of Sartorius
Flexes the thigh weakly abduct and laterally rotate | Flexes the knee
26
Action of illiopsoas ?
It crosses one joint It flex the thigh at hip And stabilize the hip joint!
27
Origin of psoas?
T12 body and ivd of lumbar | Both muscles insert in lesser trochanter
28
What attaches to linea aspera ?
Pectineus
29
Action of pectenius?
Flexes and adduct the thigh
30
The only muscle that flexes thigh at hip from quadriceps is
Rectus femoris
31
Femoral artery is a continuation of ?
External iliac
32
Patellar tendon reflex is testing?
L2,3,4
33
What passes through the subsartorial canal?
Femoral artery vein | And saphenous nerve
34
The obterator artery is a branch of
Internal iliac
35
Which muscle is ossified in horseback riders
Adductor long us
36
To differentiate between adductor longus and Magnus ?
Longus is front of pubic bone | While Magnus is coming from inferior and ischial ramus
37
Which muscle is used for transplant?
Gracillus
38
Deep layer of medial thigh seen ?
Obterator exturnus under pectenius and adductor brevis
39
What attaches to ischial tuberosity ?
Adductor Magnus
40
Function of Gracillus ?
Flexes the leg and adducts the thigh
41
How does perforating branches reach posterior Magnus ?
By peirceing adductor Magnus
42
Great sciatic notch is found in the
Ilium
43
Bones of the gluteal region is ?
Coxal Femur Sacrum
44
What forms the pelvic girdle?
Rt and Lt coxal bones and sacrum and coccyx
45
Attachment of plantar aponeurosis ?
Calceneus
46
Importance of plantar aponeurosis ?
Protect underlying nerves vessels tendons and synovial sheath + assist in maintaining the arches!
47
Nerve supply for both extensor digitorum brevis and extensor hallucis brevis?
Deep peroneal
48
What prevents the rocking movement at ankle joint?
The capsule is thickened inferiorly at talus
49
Ligaments are strong during
Dorsiflexion
50
What passes superficial to extensor retenaculem
Saphenous nerve and great saphenous vein | Superficial perenoal
51
What causes Dorsiflexion
Gastrocnemius Soleus Extensor digitorum and hallucis
52
Muscles importance in arches are only when
Movement
53
Static support of arches by
Bones and ligaments
54
Adductor tubercule is seen on
Lateral condyle
55
How to differentiate between medial and lateral femoral and tibial articulation a ?
``` Medial = oval Lateral = circular ```
56
What permits lateral rotation of tibia on femur during extension ?
The shape of lateral condyle a is circular
57
Patellar tendon reflex assess ?
L2,3,4
58
Which muscle of medial compartment attaches to adductor tubercule by round tendon?
Hamstring part of adductor Magnus
59
What supplies the skin to medial thigh?
Obterator
60
Anterior division of O nerve
Supplies Gracillus brevis and longus
61
Posted division of O ?
Adductor Magnus and obterator exturnus
62
Levator scapulae nerve supply
Dorsal scapular and cervical nerves
63
A tear in rotator cuff can cause bursitis to?
Subacromial
64
Lymphatics acompany basilica or deep lymphatica terminates in?
Humeral(lateral) nodes
65
Cephalic vein terminates in ?
Infraclavicular or apical
66
What divides compartments of arm?
Humerus and medial / lateral inter muscular septum
67
Nerve root of thoracodorsal?
C 6,7,8
68
Supra lateral arm cutaneous innervation?
Axillary
69
Lateral cutanoues nerve of forearm?
Musclocutaneous
70
Posterior extensor arm supplied by?
Deep branch of radial

Msk (10 decks)

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